<template>
  <view class="goods-item">
    <!-- 商品左侧图片区域 -->
    <view class="goods-item-left">
      <radio
        :checked="goods.goods_state"
        color="#C00000"
        v-if="showRadio"
        @click="radioClickHandler"
      ></radio>
      <image
        :src="goods.goods_small_logo || defaultPic"
        class="goods-pic"
      ></image>
      <view class="goods-item-right">
        <view class="goods-name">{{ goods.goods_name }}</view>
        <view class="goods-info-box">
          <!-- 商品价格 -->
          <view class="goods-price">￥{{ goods.goods_price }}</view>
          <!-- 商品数量 -->
          <uni-number-box
            :min="1"
            :max="99"
            :value="goods.goods_count"
            v-if="showNum"
            @change="numChangeHandler"
          ></uni-number-box>
        </view>
      </view>
    </view>
  </view>
</template>

<script>
export default {
  props: {
    goods: {
      type: Object,
    },
    // 是否展示图片左侧的 radio
    showRadio: {
      type: Boolean,
      // 如果外界没有指定 show-radio 属性的值，则默认不展示 radio 组件
      default: false,
    },
    showNum: {
      type: Boolean,
      default: false,
    },
  },
  data() {
    return {
      defaultPic:
        "https://hbimg.huabanimg.com/8925d22f35f231cca7c3be55d84886e370adb8245220-F5hlPa_fw658",
    };
  },
  methods: {
    // 洗好单选框
    radioClickHandler(e) {
      this.$emit("radio-change", {
        goods_id: this.goods.goods_id,
        goods_state: !this.goods.goods_state,
      });
    },
    numChangeHandler(value) {
      this.$emit("num-change", {
        goods_id: this.goods.goods_id,
        goods_count: value,
      });
    },
  },
};
</script>

<style lang="scss" scoped>
.goods-item {
  // 让 goods-item 项占满整个屏幕的宽度
  width: 750rpx;
  // 设置盒模型为 border-box
  box-sizing: border-box;
  display: flex;
  padding: 10px 5px;
  border-bottom: 1px solid #f0f0f0;

  .goods-item-left {
    margin-right: 5px;
    display: flex;
    justify-content: space-between;
    align-items: center;

    .goods-pic {
      width: 100px;
      height: 100px;
      display: block;
      margin: 20rpx;
    }
    .goods-item-right {
      display: flex;
      flex: 1;
      flex-direction: column;
      justify-content: space-between;

      .goods-name {
        font-size: 13px;
      }

      .goods-info-box {
        display: flex;
        align-items: center;
        justify-content: space-between;
      }

      .goods-price {
        font-size: 16px;
        color: #c00000;
      }
    }
  }
}
</style>